Final answer:
Seedless fruits are grown by grafting a seedless branch into an existing tree to combine favorable traits. Grafting involves cutting a branch or bud from one plant and attaching it to a different plant. This technique is commonly used in the grape industry.
Step-by-step explanation:
Seedless fruits are grown by grafting a seedless branch into an existing tree. Grafting involves cutting a branch or bud from one plant and attaching it to a different plant, producing a novel organism. This technique is used to combine the favorable traits of two individuals into one individual. For example, in the grape industry, stems from a European grape species are grafted onto rootstocks from a North American species.